His older brother, João Henrique Campos, is the current mayor of Recife.

He comes from a politically prominent family in Pernambuco, with his grandmother being former federal deputy and minister of the Tribunal de Contas da União (TCU) Ana Arraes,[3] and his great-grandfather being former governor of Pernambuco Miguel Arraes.

[6] Campos went to secondary school at Colégio Damas in Recife from 2010 to 2011, when he was approved to take university courses in civil engineering at just 16 years old.

[7] Pedro Henrique began his political career in 2022, where he became a candidate for federal deputy, receiving 172,526 votes and being elected to the position.

They legally married on 1 November 2021, with the official religious ceremony taking place on 29 January 2022 at Igrejinha de Carneiros.